Corner fitting of a tonneau cover mounting frame for the bed of a pickup truck



FIG. 1 is a perspective view of the corner fitting of a tonneau cover mounting frame for the bed of a pickup truck;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is an end elevation view thereof. 

The ornamental design for a corner fitting of a tonneau cover mounting frame for the bed of a pickup truck, as shown. 